Improve scan progress granularity

We were only updating progress after completely processing each title.
Now progress is updated as we generate previews as well.


git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@5276 b64f7644-9d1e-0410-96f1-a4d463321fa5
CLI, MacGui: cosmetics.



git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@5277 b64f7644-9d1e-0410-96f1-a4d463321fa5
Remove libswscale patch.

The assert it avoids is no longer triggered in the version of Libav we use.



git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@5278 b64f7644-9d1e-0410-96f1-a4d463321fa5